diff --git a/homeassistant/components/plant.py b/homeassistant/components/plant.py
index cdd3c8463aa..55793558fd9 100644
--- a/homeassistant/components/plant.py
+++ b/homeassistant/components/plant.py
@@ -56,6 +56,13 @@ CONF_SENSOR_CONDUCTIVITY = READING_CONDUCTIVITY
 CONF_SENSOR_TEMPERATURE = READING_TEMPERATURE
 CONF_SENSOR_BRIGHTNESS = READING_BRIGHTNESS
 
+DEFAULT_MIN_BATTERY_LEVEL = 20
+DEFAULT_MIN_MOISTURE = 20
+DEFAULT_MAX_MOISTURE = 60
+DEFAULT_MIN_CONDUCTIVITY = 500
+DEFAULT_MAX_CONDUCTIVITY = 3000
+DEFAULT_CHECK_DAYS = 3
+
 SCHEMA_SENSORS = vol.Schema({
     vol.Optional(CONF_SENSOR_BATTERY_LEVEL): cv.entity_id,
     vol.Optional(CONF_SENSOR_MOISTURE): cv.entity_id,
@@ -66,16 +73,22 @@ SCHEMA_SENSORS = vol.Schema({
 
 PLANT_SCHEMA = vol.Schema({
     vol.Required(CONF_SENSORS): vol.Schema(SCHEMA_SENSORS),
-    vol.Optional(CONF_MIN_BATTERY_LEVEL): cv.positive_int,
+    vol.Optional(CONF_MIN_BATTERY_LEVEL,
+                 default=DEFAULT_MIN_BATTERY_LEVEL): cv.positive_int,
     vol.Optional(CONF_MIN_TEMPERATURE): vol.Coerce(float),
     vol.Optional(CONF_MAX_TEMPERATURE): vol.Coerce(float),
-    vol.Optional(CONF_MIN_MOISTURE): cv.positive_int,
-    vol.Optional(CONF_MAX_MOISTURE): cv.positive_int,
-    vol.Optional(CONF_MIN_CONDUCTIVITY): cv.positive_int,
-    vol.Optional(CONF_MAX_CONDUCTIVITY): cv.positive_int,
+    vol.Optional(CONF_MIN_MOISTURE,
+                 default=DEFAULT_MIN_MOISTURE): cv.positive_int,
+    vol.Optional(CONF_MAX_MOISTURE,
+                 default=DEFAULT_MAX_MOISTURE): cv.positive_int,
+    vol.Optional(CONF_MIN_CONDUCTIVITY,
+                 default=DEFAULT_MIN_CONDUCTIVITY): cv.positive_int,
+    vol.Optional(CONF_MAX_CONDUCTIVITY,
+                 default=DEFAULT_MAX_CONDUCTIVITY): cv.positive_int,
     vol.Optional(CONF_MIN_BRIGHTNESS): cv.positive_int,
     vol.Optional(CONF_MAX_BRIGHTNESS): cv.positive_int,
-    vol.Optional(CONF_CHECK_DAYS): cv.positive_int,
+    vol.Optional(CONF_CHECK_DAYS,
+                 default=DEFAULT_CHECK_DAYS): cv.positive_int,
 })
 
 DOMAIN = 'plant'